[INFO] crate libb2-sys 0.0.1 is already in cache
[INFO] testing libb2-sys-0.0.1 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate libb2-sys 0.0.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate libb2-sys 0.0.1 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libb2-sys 0.0.1
[INFO] finished tweaking crates.io crate libb2-sys 0.0.1
[INFO] tweaked toml for crates.io crate libb2-sys 0.0.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 345da1414d2b0576ece98075469dd7a152db0db6977bf5281cd41d6f259e8613
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "345da1414d2b0576ece98075469dd7a152db0db6977bf5281cd41d6f259e8613", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "345da1414d2b0576ece98075469dd7a152db0db6977bf5281cd41d6f259e8613", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "345da1414d2b0576ece98075469dd7a152db0db6977bf5281cd41d6f259e8613", kill_on_drop: false }`
[INFO] [stdout] 345da1414d2b0576ece98075469dd7a152db0db6977bf5281cd41d6f259e8613
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49b7c4f31a2ea61501f310df4f5002b9baafd1d7cc6479afc5b3244f3ad4fdb2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "49b7c4f31a2ea61501f310df4f5002b9baafd1d7cc6479afc5b3244f3ad4fdb2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libb2-sys v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0061]: this function takes 0 arguments but 1 argument was supplied
[INFO] [stdout]   --> build.rs:20:15
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let src = PathBuf::new(&env::var("CARGO_MANIFEST_DIR").unwrap()).join("libb2-0.96");
[INFO] [stdout]    |               ^^^^^^^^^^^^ ---------------------------------------- supplied 1 argument
[INFO] [stdout]    |               |
[INFO] [stdout]    |               expected 0 arguments
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 0 arguments but 1 argument was supplied
[INFO] [stdout]   --> build.rs:21:15
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let dst = PathBuf::new(&env::var("OUT_DIR").unwrap());
[INFO] [stdout]    |               ^^^^^^^^^^^^ ----------------------------- supplied 1 argument
[INFO] [stdout]    |               |
[INFO] [stdout]    |               expected 0 arguments
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `FileNotFound` found for enum `std::io::ErrorKind` in the current scope
[INFO] [stdout]   --> build.rs:35:46
[INFO] [stdout]    |
[INFO] [stdout] 35 |         Err(ref e) if e.kind() == ErrorKind::FileNotFound => {
[INFO] [stdout]    |                                              ^^^^^^^^^^^^
[INFO] [stdout]    |                                              |
[INFO] [stdout]    |                                              variant or associated item not found in `std::io::ErrorKind`
[INFO] [stdout]    |                                              help: there is a variant with a similar name: `NotFound`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0061, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0061`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `libb2-sys`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "49b7c4f31a2ea61501f310df4f5002b9baafd1d7cc6479afc5b3244f3ad4fdb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49b7c4f31a2ea61501f310df4f5002b9baafd1d7cc6479afc5b3244f3ad4fdb2", kill_on_drop: false }`
[INFO] [stdout] 49b7c4f31a2ea61501f310df4f5002b9baafd1d7cc6479afc5b3244f3ad4fdb2